/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alipay.sofa.registry.common.model.store;

import com.alipay.sofa.registry.cache.Sizer;
import com.alipay.sofa.registry.util.CollectionUtils;
import java.io.Serializable;
import java.util.List;

public class SubPublisherList implements Serializable, Sizer {
  private static final long serialVersionUID = 5778574892539780708L;
  public static final String className = SubPublisherList.class.getName();

  private final List<SubPublisher> pubs;
  private final int byteSize;

  public SubPublisherList(List<SubPublisher> pubs) {
    this.pubs = pubs;
    this.byteSize = calcSize();
  }

  public List<SubPublisher> getPubs() {
    return pubs;
  }

  private int calcSize() {
    int bytes = 20;
    bytes += CollectionUtils.fuzzyTotalSize(pubs, SubPublisher::size);
    return bytes;
  }

  @Override
  public int size() {
    return byteSize;
  }
}
